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php 在png格式的图片上合成文字?该怎么解决

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Release: 2016-06-13 11:38:51
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php 在png格式的图片上合成文字?
RT

需要在png格式的图片上合成一些文字,但是为什么会有黑色的背景?

原图是

但是我生成的图片是这样的

浏览器看的效果


我需要在原图下面的空白处合成一些字在居中位置,请高手帮帮忙!

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